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PI2DDR321 (Obsolete)

1-bit 2:1 1.35V/1.5V GDDR5 Mux Switch

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Description

PI2DDR321 is a 1 bit 2 to 1 GDDR5 mux operating at 1.35V/1.5V supply and is designed for GDDR5 memory bus with speeds up to 5 Gbps. It is used to gate the clock signal only when bus is active thus saving power.

Feature(s)

1-bit 2:1 switch that supports up to 5Gbps GDDR5 signals
VDD 1.35V/1.5V +/- 5%
SEL and Global Enable
170 μA typ. operating current
High impedance and low Coff channel output when disabled or deselected
Low RON: 8Ω typical @ VIN = 0V & IIN = 40mA
3dB Bandwidth: 3.3GHz
Low insertion loss: -0.6dB (0≤f≤1GHz)
ESD: 2KV HBM

Application(s)

GDDR5 power management in GPU applications in notebooks

Product Specifications

Product Parameters

Analog or Digital?	Analog
Configuration	2:1
Differential Channels	1
OtherFeatures	N/A
Signal Type	Single Ended
Voltage	1.5, 1.35

Technical Documents

Recommended Soldering Techniques

TN1.pdf

Product Change Notices (PCNs)

A PCN may only apply to specific orderable part numbers in this datasheet. Please refer to the corresponding PCN to see the exact orderable part number(s) affected.

PCN #	Issue Date	Implementation Date	Subject
PCN-2602	2023-01-31	2023-07-31	Device End of Life (EOL)